Update to CP 28.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@1439457 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

pom.xml

@@ -15,12 +15,16 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 -->
+<!--
+ To produce reports, use the reporting profile, for example: mvn -Preporting clean site
+ You may need to use the -U option to update your environment if you get an error.  
+ -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <parent>
     <groupId>org.apache.commons</groupId>
     <artifactId>commons-parent</artifactId>
-    <version>27</version>
+    <version>28</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>commons-codec</groupId>